Physical Science
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Water & Sand Wheel - A simple hands-on science machine
Children exercise their pouring skills as they observe how different pouring speeds alter the speed of this sturdy, working water wheel. Great addition to your hands-on physics program. Suitable for sand. Plastic; 5" base x 10" high. Learn More -
Acrylic Triangular Prisms - Functional plastic prisms for experiments with light
Discover the color spectrum first-hand with these acrylic prisms.Over three hundred years ago, Sir Isaac Newton concluded that a prism separates white light into red, orange, yellow, green, blue, indigo, and violet. These durable prisms are great when glass is not an option. Learn More -
Air Pump - Non-translucent ball pump
This lightweight pump is easy to manipulate yet really durable and hardworking. Use the needle tip to inflate playground balls and the plastic tip for beach balls. Instructions included. Learn More -
Sink or Float?
From a very young age, children can observe that a beach ball floats and a rock sinks. But why? Sink or Float? is for younger children, with simple text and basic concepts. The full-color photographs show easily recognizable things that sink and things that float. Learn More
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